| 摘要 |
<p>Provided are door/window roller and door/window for decreasing enhancement of the size along a vertical direction and grounding wheels firmly while increasing withstand load when the bottom frame was bent, wherein support projections 15 projected towards second side walls 21 are provided upon first side walls 11 of wheel supporter 10, abutting engagement faces 23 supporting wheel supporter 10 and door/window roller body 20 in a manner that wheel supporter 10 and door/window roller body 20 are rotatable with respect to each other by respectively engaging with support projections 15 are provided upon second side walls 21 of door/window roller body 20, support projections 15 are formed on the locations of first side walls 11 that are facing to each other, abutting engagement faces 23 are mutually declined and extended along same directions on the locations of second side walls 21 that are facing to each other, nut block 40 is screwed between wheel supporter 10 and door/window roller body 20, and adjustment bolt 42 for removing door/window roller body 20 along left-and-right direction with respect to wheel supporter 10 while rotating, and guide mechanisms 14, 50 for altering an engagement position of support projections 15 against abutting engagement faces 23 when door/window roller body 20 was removed along left-and-right direction with respect to wheel supporter 10, are provided.</p> |
